What is Thomas Williamson's NPI number?

Thomas Williamson's National Provider Identifier (NPI) is 1134235492, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Thomas Williamson's specialty?

Thomas Williamson is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).

Where is Thomas Williamson located?

Thomas Williamson's practice location on file with NPPES is 1112 N Van Buren Ave, Ottumwa, IA 52501-6416.

What is Thomas Williamson's phone number?

The practice phone number listed in the NPPES registry for Thomas Williamson is (641) 684-6889.

Is Thomas Williamson's NPI active?

Yes — Thomas Williamson's NPI (1134235492) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Thomas Williamson, DDS

NPI 1134235492 · General Practice Dentistry · Ottumwa, IA

Thomas Williamson, DDS is a General Practice Dentistry provider in Ottumwa, IA (NPI 1134235492).

Provider details

NPI number: 1134235492
Entity type: Individual
Primary specialty: General Practice DentistryDental Providers
Credential: DDS
Sex: Male
Sole proprietor: Yes
License: 7253 (IA)

Specialties & taxonomies

General Practice DentistryPrimary1223G0001XLicense 7253 (IA)
Dental Providers

Profile Score

Detailed profile(91/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
19 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

1112 N Van Buren Ave

Ottumwa, IA 52501-6416

Phone: (641) 684-6889

Fax: (641) 684-3886

Street-level locationGet directions

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Mailing address